Biggest oil producers facing 'existential threat'
Ships to be powered using dead fish
Nigeria imports $5.8bn worth of fuel
Singapore's Changi Airport offers a fully automated experience ©Getty Images
Skinny pigs and twisting buildings - a world of innovation...
P&O ships switch from diesel to LNG
Refining NZ said repairs should be completed between 24 and 26 September ©Refining NZ for Marsden Point
Fuel supply at NZ airport hit by damaged pipeline
ENOC launches new biodiesel in MENA
Storm Harvey pushes up UK petrol price
Coffee is one of Colombia's biggest exports ©Kaveh Kazemi/Getty Images
In the spotlight: Colombia
Ryerson University's Cory Searcy
Setting thresholds to make supply chains sustainable
A North Sea ferry has already successfully trialled the technology ©Norsepower Oy Ltd
Shippers look to sails to cut fuel costs
BP said they were committed to supporting a lower carbon future © Clean Energy Fuels
BP invests $155m in gas-powered vehicles